# PDF Processing

> Create PDF, PDF/A and accessible PDFs, import PDFs for text extraction and changes, and digitally sign PDFs with TX Text Control .NET Server.

- **Product:** TX Text Control .NET Server
- **Section:** Documentation
- **Kind:** Topic
- **Path:** TX Text Control .NET Server > Getting Started > PDF Processing
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/llms-full.txt

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## On This Page

- [What TX Text Control Does With PDF](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/#what-tx-text-control-does-with-pdf)
- [Built Without Third-Party PDF Tools](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/#built-without-third-party-pdf-tools)
- [Pages in This Section](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/#pages-in-this-section)
- [Before You Start](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/#before-you-start)
- [Related Documentation](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/#related-documentation)

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## In This Section

- [Create a PDF](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/create/llms.txt): Create a PDF or PDF/A with ServerTextControl: save to a file or byte array, convert DOCX, set document properties and return the PDF from ASP.NET Core.
- [Load and Modify a PDF](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/load-modify/llms.txt): Import a PDF with ServerTextControl, read its text, metadata, attachments and form fields, add a watermark and save it as PDF again.
- [Digitally Sign a PDF](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/sign/llms.txt): Sign a PDF with a PFX certificate using SaveSettings.DigitalSignature, sign signature fields, test with a self-signed certificate and verify the result.

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## Nearby

- **Previous:** [Merge Blocks](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/mail-merge/blocks/llms.txt)
- **Next:** [Create a PDF](https://docs.textcontrol.com/tx-text-control-dotnet-server/getting-started/pdf/create/llms.txt)